X LIST OF PLATES. 



Maeienfelde-Zossen Electric Railway (Gradenwitz): Page. 



Plate I. The Marienf elde-Zossen track 324 



II. Fig. 1, The Siemens and Halske car used in the experiments. 



Fig. 2, The A. E. G. car used in the high-speed runs 324 



TIL Diagrams showing connections of the Siemens and Halske and 



the A. E. G. cars, respectively 326 



IV. Fig. 1, The truck; identical on both cars. Fig. 2, Normal rail- 

 way carriage used in traction experiments 326 



Y. The Niederschonweide-Spindlersfelde track and double aerial 



suspension 328 



Terrestrial Magnetism (Creak): 



Plate I. Map showing secular change in magnetic declination (litho- 

 graph ) - 406 



II. Map showing lines of equal magnetic declination ( lithograph) . . 406 

 Mount McKinley ( Brooks) : 



Plate I. Looking up at Mount McKinley 408 



11. The Mount McKinley region, Alaska, showing tlu' route of the 



expedition 408 



III. Fig. 1, Tyonok, Cook Inlet, Alaska. Fig. 2, The route along 



the beach beyond Tyonok 412 



IV. Fig. 1, Packing through meadow lowland of tall grass. Fig. 2, 



Packing a horse preparatory for a start 412 



V. Fig. 1, Towing horses across the Yentua River. Fig. 2, The 



heart of the Alaskan range 414 



VI. Fig. 1, Looking toward Rainy Pass. Fig. 2, Cam]) in the cot- 

 ton woods 414 



VII. Mount McKinley as seen through the clouds 420 



VIII. The slopes of Mount McKinley 420 



IX. Fig. 1, At tlie head of the Cantwell River. Fig. 2, Turitella on 



the Tanaiia 422 



North Polar Explor.\tions (Peary): 



Plate I. Sketch map of the explorations (lithograph) 427 



II. Fig. 1, Landing supplies at Cape d'Urville. Fig. 2, Winter 



quarters at Cape d' Urville 430 



III. Fig. 1, Cape Lawrence. Fig. 2, Cape Louis Napoleon 430 



IV. Fig. 1, Etah, winter quarters. Fig. 2, Lateral river of Benedict 



Glacier 444 



V. Fig. 1, Musk oxen. Cape Jesup. Fig. 2, Musk oxen, Buch- 

 anan Bay 444 



VI. Fig. 1, Ice jam, Cape Barrow. Fig. 2, Along the ice foot 450 



VII. Fig. 1, Cape Albert. Fig. 2, Crossing Princess INIarie Bay 450 



VIII. Fig. 1, Bringing out Greely records. Fig. 2, Fort Conger 454 



IX. Across Ellesmere Land 454 



National Antarctic Expedition (Markiiam): 



Plate I. Sketch map of first year's work ( lithograph) 466 



Swedish Antarctic Expedition (Nordenskiold) : 



Plate I. Sketch map of explorations 480 



Desert Plants for Drinking Water (Coville): 



Plate I. A Bisnaga sliced at the top 504 



II. Indian drinking from a Bisnaga 504 



Flamingoes' Nests (Chapman): 



Plate I. Part of a colony 574 



II. Fig. 1, Colony of about 2,000 nests. Fig. 2, Nests among man- 

 groves. Fig. 3, Part of a Hofk 574 



